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|  MIL-P-18682D(SH)
6.
NOTES
6.1 Intended use. Pumps covered by this specification are intended for
pumping sea water through the condenser for condensing steam.
6.2 Ordering data.
Acquisition documents shall specify the
6.2.1 Acquisition requirements.
following:
(a)
Title, number, and date of this specification.
Type required (see 1.2).
(b)
General design required (see 3.2).
(c)
(1) Space and weight requirements.
(2) List, pitch, roll, trim, and other ship attitude
conditions (see 3.2, 3.2.7, and 4.6.7.3).
(3) Environmental vibration frequencies (see 4.6.7.4).
(4) Airborne, structureborne, and fluidborne noise require-
ments (see 3.2.5 and 4.6.4).
(S) Ambient temperature, normal, maximum, and minimum.
Performance characteristics (see 3.2, 3.3.2.1, and 3.8.4).
(d)
(1) Rated capacity and range of capacity.
(2) Rated total head at rated capacity.
(3) Fluid to be pumped.
(4) Specific gravity of fluid.
(5) Temperature of fluid, normal, maximum, and minimum.
(6) Suction head available, normal, maximum, and minimum.
(7) Casing design and test pressures.
(8) Special performance requirements, if any (e.g., maximum
shutoff head).
Type of driver.
(e)
(f)
Ordering data for driver (see 6.1 of applicable specification;
MIL-M-17413 or MIL-M-17060 for motors; MIL-T-17523 for turbines;
for submarine motors list complete motor specifications) (see
3.2.14).
Ordering data for electrical controllers, if required (see 6.1
(g)
of MIL-C-2212) including variable speed controllers.
(h)
Whether shock mounts are to be used (see 3.2.3.2).
Horizontal or vertical mounting (see 3.2.6.1).
(i)
If threaded fastener lengths are to be other than specified
(j)
(see 3.2.10.2).
(k)
Additional requirements for valves, flanges, fittings, and
bolting for pipe connections (see 3.2.18.1).
If coupling is other than specified (see 3.3.1).
(l)
(m)
If bilge connection requirements are other than specified
(see 3.3.2.3, 3.3.2.4, and 3.3.3.2).
(n)
Casing nozzle loadings (see 3.3.3.3).
(o)
If suction and discharge connection requirements are other than
specified (see 3.3.4.1).
Method for sealing shaft gland (see 3.3.8.1).
(p)
Material for labryinth seal floating ring (see table X).
(q)
(r)
Material for labryinth seal stationary ring (see table I).
(s)
Number of sets of special tools (see 3.4).
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